| COWAN & COMPANY, LIMITED | Private company limited by shares | Dissolved |
| COWAN LIMITED | Private company limited by shares | Live |
| COWAN GROUP LIMITED | Private company limited by shares | Live |
| Cowan (Hong Kong) Limited | Private company limited by shares | Live |
| COWAN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| COWAN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| ISS Thomas Cowan Company Limited | Private company limited by shares | Live |
| COWANGDAR INDUSTRY CO., LIMITED | | Live |
| Cowangsource Limited | | Live |
| COWANI COMPANY LIMITED | Private company limited by shares | Dissolved |
| COWANLITE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Cowans Financial Holding Limited | Private company limited by shares | Live |